R version 2.15.2 (2012-10-26) -- "Trick or Treat"
Copyright (C) 2012 The R Foundation for Statistical Computing
ISBN 3-900051-07-0
Platform: i686-pc-linux-gnu (32-bit)

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> x <- c(1.38,1.96,1.36,1.24,1.35,1.23,1.09,1.08,1.33,1.35,1.38,1.5,1.47,2.09,1.52,1.29,1.52,1.27,1.35,1.29,1.41,1.39,1.45,1.53,1.45,2.11,1.53,1.38,1.54,1.35,1.29,1.33,1.47,1.47,1.54,1.59,1.5,2,1.51,1.4,1.62,1.44,1.29,1.28,1.4,1.39,1.46,1.49,1.45,2.05,1.59,1.42,1.73,1.39,1.23,1.37,1.51,1.47,1.5,1.54,1.54,2.15,1.62,1.4,1.65,1.49,1.45,1.45,1.51,1.48,1.56,1.57)
> par1 = '12'
> par1 <- '12'
> #'GNU S' R Code compiled by R2WASP v. 1.2.291 ()
> #Author: root
> #To cite this work: Wessa P., (2012), Standard Deviation Plot (v1.0.2) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_sdplot.wasp/
> #Source of accompanying publication: Office for Research, Development, and Education
> #
> par1 <- as.numeric(par1)
> (n <- length(x))
[1] 72
> (np <- floor(n / par1))
[1] 6
> arr <- array(NA,dim=c(par1,np+1))
> ari <- array(0,dim=par1)
> j <- 0
> for (i in 1:n)
+ {
+ j = j + 1
+ ari[j] = ari[j] + 1
+ arr[j,ari[j]] <- x[i]
+ if (j == par1) j = 0
+ }
> ari
 [1] 6 6 6 6 6 6 6 6 6 6 6 6
> arr
      [,1] [,2] [,3] [,4] [,5] [,6] [,7]
 [1,] 1.38 1.47 1.45 1.50 1.45 1.54   NA
 [2,] 1.96 2.09 2.11 2.00 2.05 2.15   NA
 [3,] 1.36 1.52 1.53 1.51 1.59 1.62   NA
 [4,] 1.24 1.29 1.38 1.40 1.42 1.40   NA
 [5,] 1.35 1.52 1.54 1.62 1.73 1.65   NA
 [6,] 1.23 1.27 1.35 1.44 1.39 1.49   NA
 [7,] 1.09 1.35 1.29 1.29 1.23 1.45   NA
 [8,] 1.08 1.29 1.33 1.28 1.37 1.45   NA
 [9,] 1.33 1.41 1.47 1.40 1.51 1.51   NA
[10,] 1.35 1.39 1.47 1.39 1.47 1.48   NA
[11,] 1.38 1.45 1.54 1.46 1.50 1.56   NA
[12,] 1.50 1.53 1.59 1.49 1.54 1.57   NA
> arr.sd <- array(NA,dim=par1)
> arr.range <- array(NA,dim=par1)
> arr.iqr <- array(NA,dim=par1)
> for (j in 1:par1)
+ {
+ arr.sd[j] <- sqrt(var(arr[j,],na.rm=TRUE))
+ arr.range[j] <- max(arr[j,],na.rm=TRUE) - min(arr[j,],na.rm=TRUE)
+ arr.iqr[j] <- quantile(arr[j,],0.75,na.rm=TRUE) - quantile(arr[j,],0.25,na.rm=TRUE)
+ }
> overall.sd <- sqrt(var(x))
> overall.range <- max(x) - min(x)
> overall.iqr <- quantile(x,0.75) - quantile(x,0.25)
> postscript(file="/var/wessaorg/rcomp/tmp/1ifia1355153156.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.sd,type='b',ylab='S.D.',main='Standard Deviation Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.sd,0)
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/2h20t1355153156.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.range,type='b',ylab='range',main='Range Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.range,0)
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/35dt41355153156.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> plot(arr.iqr,type='b',ylab='IQR',main='Interquartile Range Plot',xlab='Periodic Index')
> mtext(paste('# blocks = ',np))
> abline(overall.iqr,0)
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/4b3zb1355153156.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(t(arr))
> names(z) <- c(1:par1)
> (boxplot(z,notch=TRUE,col='grey',xlab='Periodic Index',ylab='Value',main='Notched Box Plots - Periodic Subseries'))
$stats
     [,1] [,2]  [,3] [,4] [,5] [,6] [,7] [,8] [,9] [,10] [,11] [,12]
[1,] 1.38 1.96 1.510 1.24 1.35 1.23 1.09 1.28 1.33  1.35  1.38 1.490
[2,] 1.45 2.00 1.510 1.29 1.52 1.27 1.23 1.28 1.40  1.39  1.45 1.500
[3,] 1.46 2.07 1.525 1.39 1.58 1.37 1.29 1.31 1.44  1.43  1.48 1.535
[4,] 1.50 2.11 1.590 1.40 1.65 1.44 1.35 1.37 1.51  1.47  1.54 1.570
[5,] 1.54 2.15 1.620 1.42 1.73 1.49 1.45 1.45 1.51  1.48  1.56 1.590

$n
 [1] 6 6 6 6 6 6 6 6 6 6 6 6

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6]     [,7]     [,8]
[1,] 1.427748 1.999046 1.473397 1.319046 1.496146 1.260345 1.212596 1.251947
[2,] 1.492252 2.140954 1.576603 1.460954 1.663854 1.479655 1.367404 1.368053
         [,9]    [,10]    [,11]    [,12]
[1,] 1.369046 1.378397 1.421947 1.489848
[2,] 1.510954 1.481603 1.538053 1.580152

$out
[1] 1.36 1.08

$group
[1] 3 8

$names
 [1] "1"  "2"  "3"  "4"  "5"  "6"  "7"  "8"  "9"  "10" "11" "12"

Warning message:
In bxp(list(stats = c(1.38, 1.45, 1.46, 1.5, 1.54, 1.96, 2, 2.07,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/5v99k1355153156.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(arr)
> names(z) <- c(1:np)
> (boxplot(z,notch=TRUE,col='grey',xlab='Block Index',ylab='Value',main='Notched Box Plots - Sequential Blocks'))
$stats
      [,1] [,2]  [,3]  [,4]  [,5]  [,6] [,7]
[1,] 1.080 1.27 1.290 1.280 1.230 1.400   NA
[2,] 1.235 1.32 1.365 1.395 1.405 1.465   NA
[3,] 1.350 1.43 1.470 1.450 1.485 1.525   NA
[4,] 1.380 1.52 1.540 1.505 1.565 1.595   NA
[5,] 1.500 1.53 1.590 1.620 1.730 1.650   NA

$n
[1] 12 12 12 12 12 12  0

$conf
         [,1]     [,2]     [,3]     [,4]     [,5]     [,6] [,7]
[1,] 1.283865 1.338779 1.390181 1.399828 1.412023 1.465706   NA
[2,] 1.416135 1.521221 1.549819 1.500172 1.557977 1.584294   NA

$out
[1] 1.96 2.09 2.11 2.00 2.05 2.15

$group
[1] 1 2 3 4 5 6

$names
[1] "1" "2" "3" "4" "5" "6" NA 

Warning message:
In bxp(list(stats = c(1.08, 1.235, 1.35, 1.38, 1.5, 1.27, 1.32,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> postscript(file="/var/wessaorg/rcomp/tmp/6qpg51355153156.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) 
> z <- data.frame(cbind(arr.sd,arr.range,arr.iqr))
> names(z) <- list('S.D.','Range','IQR')
> (boxplot(z,notch=TRUE,col='grey',ylab='Overall Variability',main='Notched Box Plots'))
$stats
          [,1]  [,2]    [,3]
[1,] 0.0388158 0.100 0.04250
[2,] 0.0604494 0.170 0.07000
[3,] 0.0718525 0.185 0.08375
[4,] 0.1098622 0.310 0.09500
[5,] 0.1313646 0.380 0.11750

$n
[1] 12 12 12

$conf
           [,1]      [,2]       [,3]
[1,] 0.04931500 0.1211451 0.07234733
[2,] 0.09439001 0.2488549 0.09515267

$out
[1] 0.1375

$group
[1] 3

$names
[1] "S.D."  "Range" "IQR"  

Warning message:
In bxp(list(stats = c(0.0388158043413591, 0.0604494041278198, 0.0718525043508917,  :
  some notches went outside hinges ('box'): maybe set notch=FALSE
> dev.off()
null device 
          1 
> 
> try(system("convert tmp/1ifia1355153156.ps tmp/1ifia1355153156.png",intern=TRUE))
character(0)
> try(system("convert tmp/2h20t1355153156.ps tmp/2h20t1355153156.png",intern=TRUE))
character(0)
> try(system("convert tmp/35dt41355153156.ps tmp/35dt41355153156.png",intern=TRUE))
character(0)
> try(system("convert tmp/4b3zb1355153156.ps tmp/4b3zb1355153156.png",intern=TRUE))
character(0)
> try(system("convert tmp/5v99k1355153156.ps tmp/5v99k1355153156.png",intern=TRUE))
character(0)
> try(system("convert tmp/6qpg51355153156.ps tmp/6qpg51355153156.png",intern=TRUE))
character(0)
> 
> 
> proc.time()
   user  system elapsed 
  3.013   0.623   3.623